A bill is headed to Washington Gov. Jay Inslee to create a new state office to support development of green hydrogen and other alternative fuels.

The Washington Senate voted along partisan lines to approve a bill designed to trim the carbon footprints of roughly 50,000 buildings in the state.

A bill in the Washington State Legislature aims to boost the state’s prospects for landing one of four national hydrogen hubs being funded under the IIJA.

A UK-based company is gaining altitude in the race to develop emissions-free aircraft motors.

A Washington state bill would create an interagency council to manage the adoption of electric vehicles and the federal funds for related infrastructure.

Any financial institution in Washington that invests in fossil fuels would be charged an annual “climate resiliency and mitigation” fee under a new bill.

Washington’s House Democrats have resurrected last year’s stalled attempt to add climate change mitigation to land use planning.

A Washington bill calls for the state's Commerce Department to study the global supply chain risks in the manufacture of EV batteries.

A rent control plank prompted the greatest opposition to a Washington Senate bill to trim the carbon footprint of roughly 50,000 buildings in the state.

Washington lawmakers will confront more than a dozen climate bills in their upcoming short session.